Differences

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--- java-script:hello-world [2023/08/08 19:37] – odefta
+++ java-script:hello-world [2025/01/02 18:22] (current) – external edit 127.0.0.1
@@ Line 3: / Line 3: @@
 The following script will display 'Hello World' both in a popup window and in the browser's console. To execute the script, it must be run within a web browser.
 <note>You can view the console output by accessing the browser's developer tools.</note>
+===== HTML + JS code in the same file =====
 <code javascript hello-world-js.html>
@@ Line 62: / Line 64: @@
 <note important>
-If you want to select elements with the class text that are inside an element with the ID container, use **#container .text**. If you want to select an element that has both the ID container and the class text, use **#container.text**.
+If you want to select elements with the class text that are inside an element with the ID container, use **#container .text**. \\ If you want to select an element that has both the ID container and the class text, use **#container.text**.
 </note>
@@ Line 97: / Line 99: @@
 </note>
+===== HTML + JS code in separated files =====
+HTML code:
+<code html hello-world.html>
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Hello World!</title>
+</head>
+<body>
+    <h1>Hello World! from an imported script file</h1>
+    <script src="./hello-script.js"></script>
+</body>
+</html>
+</code>
+Java Script code:
+<code javascript hello-script.js>
+alert('Hello world!');
+const h1 = document.querySelector('h1');
+console.log(h1.textContent);
+</code>
+<note tip>See also [[java-script:script-tag-placement|where to place the script tag]].</note>